To Win or Not To Win

Panel 1:
Mike (to himself as he plays Lisa in X-Wing Miniatures): If I let her win, then she'll enjoy her victory, but have no reason to play again.
Panel 2:
Mike, to himself: If I win, then her competitive spirit will want more. She'll be hooked.
Panel 3:
Mike, to himself: It's decided. I'll win.
Panel 4:
Lisa: I win!